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1. Suppose the scores on the college entrance exam are normally distributed with a mean of 450 and a standard deviation of 100. a. What

1. Suppose the scores on the college entrance exam are normally distributed with a mean of 450 and a standard deviation of 100.

a. What percentage of the people who take the test will have a score between 400 and 500?

b. If the student's score is 630. What percentage of the students who take the test will have a higher score?

c. What percentage will have a score less than or equal to 630?

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